Add a basic sky-element custom element

sky/engine/core/html/parser/HTMLScriptRunner.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sky/engine/config.h"
 #include "sky/engine/core/html/parser/HTMLScriptRunner.h"
 
 #include "base/bind.h"
 #include "sky/engine/core/app/AbstractModule.h"
 #include "sky/engine/core/dom/Document.h"
@@ skipping 97 matching lines @@
   if (!module)
     return scriptFailed();
 
   advanceTo(StateExecuting);
 
   // Ian says we'll remove microtasks, but for now execute them right before
   // we "run" the script (call 'init'), not at dependency resolution
   // or script failures, etc.
   Microtask::performCheckpoint();
 
-  if (LocalFrame* frame = contextFrame(m_element.get()))
-    frame->dart().ExecuteLibraryInModule(module.get(), library->dart_value());
+  if (LocalFrame* frame = contextFrame(m_element.get())) {
+    frame->dart().ExecuteLibraryInModule(module.get(),

[eseidel, 2015/02/21 00:08:13]

We should just pass the script and hang the library off hte script.

[abarth-chromium, 2015/02/21 05:40:05]

Ok.  I'll do this in a later CL.

+                                         library->dart_value(),
+                                         m_element.get());
+  }
 
   advanceTo(StateCompleted);
   // We may be deleted at this point.
 }
 
 }